Love and knowledge led upwards to the heavens.
It's easy to fall in love. The hard part is finding someone to catch you.
I would never die for my beliefs because I might be wrong.
Always remember that true happiness is not in getting what you want, but wanting what you already have. He who dies with the most toys is still dead. What is wanted is not the will to believe, but the will to find out, which is the exact opposite.
Ants and savages put strangers to death.
In the revolt against idealism, the ambiguities of the word experience have been perceived, with the result that realists have more and more avoided the word.