"Sometimes the hardest battles are the ones fought within ourselves."

聪明是一种天赋，善良是一种选择。

Setting goals is the first step in turning the invisible into the visible.

The man who is fit to handle pig iron is not fit to handle the management of pig iron.

逻辑法则不是心理法则，而是真理的法则。

别害怕深刻感受。