Feeling sorry for yourself, and your present condition, is not only a waste of energy but the worst habit you could possibly have.

Feeling sorry for yourself, and your present condition, is not only a waste of energy but the worst habit you could possibly have.

自怨自艾，自怨自艾，自怨自艾，不仅浪费精力，还可能养成最坏的习惯。

-- Dale Carnegie 戴尔·卡内基