"The only thing necessary for the triumph of evil is for good men to do nothing."
Be yourself and don't care what others think.
The best way to cheer yourself up is to try to cheer somebody else up.
数学的美在于它能够以最优雅和简洁的方式描述宇宙。
The path to net-zero is not easy, but it is necessary for our survival.
Knowledge is the highest wealth of humanity, and sharing knowledge is the greatest generosity.