这不是一个非常芬芳的世界，但这是你生活的世界。

The loss of money is the least of all losses, but the loss of confidence is the greatest of all.

Your voice can change the world.

The great thing about being old is that you don’t have to worry about the future.

在科学中最令人兴奋的短语，预示着新发现的，不是“我找到了！”而是“这有点奇怪……”