心理学必须基于直接经验，而非推论。

A play is not an essay, nor should it be treated as such.

I think the best way to learn is by doing.

Coal isn't the problem - how we use it is. The solution lies in cleaner technologies and better utilization.

The past beats inside me like a second heart.

The past is not a foreign land but our ancestral home.

Don't ever let anybody tell you they're better than you.

The entrepreneur always searches for change, responds to it, and exploits it as an opportunity.

化学之美在于它能够在分子水平上解释世界。