I have learned to seek my happiness by limiting my desires， rather than in attempting to satisfy them.

【译文】 孔子说：“我十五岁立志于学习，三十岁有所建树，四十岁不困惑，五十理解自然规律，六十明辨是非，七十随心所欲，不违规。”

An eye for an eye will only make the whole world blind.

The difference between perseverance and obstinacy is that one comes from a strong will, and the other from a strong won’t.

生活只有一次，必须活得热烈，但也要小心，因为没有重来的机会。