The Master said, At fifteen I set my heart upon learning. At thirty, I had planted my feet firm upon the ground. At forty, I no longer suffered from perplexities. At fifty, I knew what were the biddings of Heaven. At sixty, I heard them with docile ear. At seventy, I could follow the dictates of my own heart; for what I desired no longer overstepped the boundaries of righ.
ConfuciusAs in the case of making a mound, if, before the very last basketful, I stop, then I shall have stopped. As in the case of leveling the ground, if, though tipping only one basketful, I am going forward, then I shall be making progress.
ConfuciusThe silent treasuring up of knowledge; learning without satiety; and instructing others without being wearied: which one of these things belongs to me?
Confucius