材料的质量反映了品质的质量。

Psychology must be a science of life, not just of the laboratory.

Confidence comes not from always being right, but from not fearing to be wrong.

Don't wait until everything is just right. It will never be perfect. There will always be challenges, obstacles and less than perfect conditions. So what. Get started now. With each step you take, you will grow stronger and stronger, more and more skilled, more and more self-confident and more and more successful.

I want to stand as close to the edge as I can without going over. Out on the edge you see all kinds of things you can't see from the center.

I'm not a creature of your government's creation.