Prove

"If you truly want to be respected by people you love, you must prove to them that you can survive without them."

"All a girl really wants is for one guy to prove to her that they are not all the same."

"There has to be evil so that good can prove its purity above it."

"A casual stroll through the lunatic asylum shows that faith does not prove anything."

"I resent having to prove that I'm not a retard."