The secret of happiness，you see，is not found in seeking more，but in developing the capacity to enjoy less.

提高的唯一方法就是与最强者对抗。

Sustainability isn't an option—it's a necessity for the survival of our industry.

出自先秦《荀子·儒效》。对于所知道的东西就说知道，不知道的就说不知道；这样，对内是不欺骗自己的良心，对外是不欺骗他人。说明为人应当诚实的道理。