Logically, to move forward, to expand our minds, science and study and proof must be first, and religion must be realized as a ridicule.
But was her voice really Melissa Rauch's voice, or was there some fakery going on? The pitch got higher, the tone more nasally, and then the whole thing stuck through the rest of the series.
It wasn't until the following episode that fans found out they didn't actually sleep together.
Stuart becomes close friends with Raj while Howard is in space, moving in with him and looking for girls together.
In season 7, Sheldon began kissing her on the lips for the first time.
What I mean is that life is most probably not limited to the Earth.