天下没有不能教化的人，就害怕不诚心；天下没有不能干成的事，就怕立志不坚定。

The interest of the behaviorist in man's doings is more than the interest of the spectator—he wants to control man's reactions as physical scientists want to control and manipulate other natural phenomena.

人类承受不了太多的现实。

Sustainability isn't an option; it's a necessity for the future of our planet.

有时候最勇敢的事就是在一切似乎都失去时继续前进。