When someone is nasty， rude， hateful， or mean with you， pretend they have a disease. That makes it easier to have empathy toward them which can soften the conflict.

数学的本质在于它的自由。

Great music survives not because of institutions that preserve it, but because each generation discovers it anew.

Sustainability is not a choice; it's our responsibility to future generations.

The worst enemy of literature is good taste.

Once something is a passion, the motivation is there.