The great tragedy of life is not that men perish, but that they cease to love.

"Children's literature should be taken seriously because it shapes young minds."

生命是一份礼物，不要浪费它。

我们开发的每个化学工艺都必须通过三个测试：它安全吗？它可持续吗？它具有可扩展性吗？

I have made a ceaseless effort not to ridicule， not to bewail， not to scorn human actions， but to understand them.