But only in their dreams can men be truly free. Twas always thus, and always thus will be.
Survival can be summed up in three words—never give up. That's the heart of it really. Just keep trying.
Theoretically there is a perfect possibility of happiness: believing in the indestructible element within oneself, and not striving towards it.
The only way to learn mathematics is to do mathematics.
Psychology should study how the mind works, not just what it contains.
If you're not adapting, you're falling behind.
最可持续的皮革来自最受尊重的动物。
"Books are empathy machines. They allow us to step into someone else's shoes and see the world through their eyes."