Season 8 - promises and threats *SPOILERS*

[Gamma]

I know. And when Penny accused Leonard of not trusting her Leonard had the nerve to ask when had he ever said he didn't trust her. Idiotic. The whole argument either says he doesn't trust her, or that she is too stupid not to be taken advantage of. But then when they fight, Leonard usually does make it clear he doesn't think much of her intelligence.