The most valuable resource in the world is not oil—it's human potential.
实现不可能的唯一方法就是相信它是可能的。
追求幸福与追求快乐不同;幸福是灵魂的一种状态,而非身体的感受。
It’s not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change.
Everything that happens once can never happen again. But everything that happens twice will surely happen a third time.
"The best books are the ones that leave you a little bit different than when you started."