You Have already started: The first time Leonard asks Leslie out, she rejects him,  and his further relationships with her proved to be only short-lived casual sexual encounters that only happened to satisfy Leslie's libido. Leonard is an experimental physicistwho shares an apartment with colleague and best friend Dr. With the start of season 6, he wants a reluctant Penny to define their relationship in "The Date Night Variable". Leonard and Penny attempted to come up with things that could spice their married life up, but sadly, nothing really worked after realizing that they couldn't agree on the steps they want to take.
The Next Generation officer's uniforms, an expansive Superman comic book collection and wears Clark Kent -type glasses and a Battlestar Galactica Colonial warrior's flight suit.
Penny and Leonard's relationship on "The Big Bang Theory" is making us sad
After the trials and tribulations of breaking up and sleeping with other people, Leonard finally mustered up the courage to ask Penny out on a date again! Although Leonard feels at home with his geek colleagues, he wants to be more social. He further stated that his father used to borrow it. The go-to source for comic book and superhero movie fans. Well, love is only part of the equation here.