Although Kirk initially refuses the offer, he agrees when he realises that the Nexus cannot give him the one thing he has always sought: the ability to make a difference.

Spock objects that one must have power ; Kirk informs him of the Tantalus Field, and Mirror-Spock agrees to consider the idea ( Marlena is presumably now on his side ).

Captain Kirk and Chief Medical Officer Dr. McCoy witness one of Spock's outbursts, and McCoy agrees Spock needs some " time off.

Kirk agrees and returns it — along with several well-fed ( and huge ) tribbles that scare it away.

Kirk agrees, but things turn out to be more exciting than they expected when the Museum is attacked by terrorists with unknown motives.

" When Charlie finally does vanish, Kirk agrees that it is for the best.

During the pause, Bailey, now calmer, returns to the bridge and requests to return to his station, to which Kirk agrees.

Kirk agrees and a Denevan attacks Spock when he arrives on the planet.

He offers the stones to Kirk as payment, if he agrees to leave Pyris VII immediately and never return.

Kirk contacts the ship and agrees to keep Cochrane's prescence secret.

She agrees to help, but her true intentions remain uncertain, leaving Kirk and the others to speculate that the fate of the entire crew rests on her actions.

Kirk agrees, but he wants Scotty monitored by a " psycho-tricorder " and orders Lt. Karen Tracy to beam down and administer the test.

With no choice, Kirk agrees, and the brains send him back to the arena.

He offers to help rescue Kirk, and seeing no alternative, Spock agrees.

Spock agrees that this small nation rose from being beaten and bankrupt to near world domination in only a few years but Kirk points out it was a horrible system that had to be destroyed at terrible cost.

McCoy agrees that absolute power corrupts absolutely, Spock dryly pointing out all the examples from Earth history of that mentality and Kirk tells them " we just went through one civil war, let's not start another.

Not remembering the imminent doom of the asteroid, Kirk agrees.

He agrees to Natira's marriage proposal only if she allows Kirk and Spock to go free.

Kirk agrees to beam down and finds himself sent from one transporter room, directly to another, identical transporter room.

After hanging up on Kirk once, thinking he's being made fun of, Chris ecstatically agrees.

In discussing problems in the educational system early in his congressional career, Kirk addressed the brevity of his teaching career: “ I did leave the teaching profession, but if we had addressed some of the teacher development issues, which I want to raise with you, I might have stayed .”

Kirk tells Spock his leave will have to be delayed, but Spock secretly has the ship rerouted to Vulcan.

McCoy is disgusted by this, and Kirk and Spock leave Sickbay without further illogical displays.

Scans reveal the planet to be congenial, and Kirk announces shore leave for all off-duty personnel.

Kirk begins to feel at peace and makes plans to beam down to the colony, but as he is about to leave the Enterprise, he has second thoughts in reflecting upon his career, causing him to feel a wave of violent emotions, which overwhelms and destroys the effect of the spores.

Kirk and Spock leave the room, but an angered Charlie stays behind and causes the white chess pieces to melt, revealing he has both a bad temper and powerful telekinetic abilities.

Needless to say he promptly overpowers the good Kirk and rushes off to the bridge, where he orders the ship to leave orbit.

" When asked what to tell the crew, Kirk says that the intruder is back where he belongs and to leave it at that.

From his open mouth, his lifeless body emits an eerie voice telling Captain Kirk that the Enterprise is cursed, and must leave the planet immediately, or everyone will die.

Unwilling to leave his men behind and wanting answers, Kirk beams down to the planet with First Officer Spock and Chief Medical Officer Dr. McCoy to search for the missing crewmen, leaving Assistant Chief Engineer DeSalle in charge of the ship.

" He urges Kirk and Spock to leave immediately, for he can no longer keep Sylvia under control.

Kirk takes Carolyn aside and tells her to reject Apollo if he does not comply with Kirk's demands to leave, as she will condemn all of them, including herself, to becoming slaves if she accepts him.

Ship's Captain James T. Kirk, Chief Medical Officer Dr. Leonard McCoy, and Chief Engineer Montgomery Scott, beam down for some thereputic shore leave focused on Mr. Scott.

As they leave, Kirk wonders if the two societies working together can join the Federation one day.

Kirk and Spock leave the bridge to watch the tape elsewhere.

Horrified, Kirk believes it is time to leave, but Flint refuses to let them go since they have learned his secret.

Kirk refuses to give into Flint's demands and contacts the Enterprise to beam them up and prepare to leave orbit.

Both men are devastated, but Flint regains his composure and allows Kirk to leave with the supply of Ryetalyn.

Kirk warns Atoz of the planet's imminent destruction and that they must leave immediately.

Plasus instead orders Kirk and Spock to leave his city immediately.

As Kirk and Odona leave the bridge, Kirk hears a strange sound outside the ship.

In 1951, when Eisenhower took leave to serve as Supreme Commander of NATO, Kirk became acting president of the University.