天地间万事万物的本质，惟有心静的人才能体味出来；天地间万事万物的规律，惟有心静的人才能彻底掌握。

The past is not a fixed point but a fluid memory that shifts with each retelling.

The strongest is never strong enough to be always the master， unless he transforms strength into right， and obedience into duty.

You don't have to be great to start, but you have to start to be great.