Poetry is not a turning loose of emotion, but an escape from emotion; it is not the expression of personality, but an escape from personality.
Confucious said that real knowledge is knowing the extent of one's ignorance.Aristotle and Socrates said the same thing.Is it a skill that can be taught or learned? It probably can, if you have enough of a stake riding on the outcome...
Most people overestimate what they can do in one year and underestimate what they can do in ten years.
The best way to reduce costs is to not have them in the first place.
市场不会因为你正确而奖励你，它会因为你盈利而奖励你。