Darkness cannot drive out darkness: only light can do that. Hate cannot drive out hate: only love can do that.
A good novel tells us the truth about its hero, but a bad novel tells us the truth about its author.
It is hard to imagine a more stupid or more dangerous way of making decisions than by putting those decisions in the hands of people who pay no price for being wrong.
"The past is always with us, for it feeds the present."
Diversity drives innovation; it's the fuel for creative thinking.
To truly understand the cosmos, we must first understand the smallest particles that make it up.