艺术的大道上荆棘丛生

●万事开头难

Experience is what you get when you don't get what you want. (Dan Stanfort, American brsinessman)

I have but one lamp wait which my feet are guided; and that is the lamp of experience. I know of no way of judging of the future but by the past. (Patrick Henry, Americna statesman)

Expreience keeps a dear school, yet fools will learn in no other. (Benjamin Franklin, Americna president)

Experience is not interesting till it begins to repeat itself, in fact, till it does that ,it hardly is experience. (Elizabeth Bowen, British novelist)

在科学上没有平坦的大道