Civilization is not inherited; it has to be learned and earned by each generation anew.
文明不是继承的；每一代人都必须重新学习和赢得它。
实现明天理想的唯一障碍是今天的疑虑。
"It's hard to think of anyone who, at one time or another, has not been laid low by love or by the lack of it."
科学不仅仅是事实的集合；它是一种思维方式。
You have to be fearless in the pursuit of what sets your soul on fire.
The road of excess leads to the palace of wisdom.