Jo kicking ass, taking names, and blowing up half a military base in "Founder's Day".
Zane's little speech to Wen and the rest of the committee sent to evaluate the Astraeus crew candidates.
Zane: When the pressures on I know how to improvise. I've been doing it my whole life.
Wen: We're assembling the best team of twenty out of hundreds of applicants. You're a loner Mr. Donavan. You said so yourself, you never depended on anyone your entire life. By definition, your not a team player.
Zane: Then cut me, If I haven't proven myself already I never will. You all have yourselves a good day.
In "Lost", when Zane uses the Astraeus to take out the giant Martha.
The end of "Force Quit": Wenthinks shes speaking to Beverly in Carter's office but it turns out Beverly put Wen in a virtual version of the Carter's office as punishment. All I can say to that is...Go Beverly!
Also in "Force Quit", Henry stealing and then setting off a stun grenade at point blank range to buy Jack and Beverley more time.
Eureka goes anime in the 2011 Christmas special, leading to all-around awesome.