译文:鸟的羽毛尚未丰满,就不能展翅高飞。
The best way of learning about anything is by doing.
Think wrongly, if you please, but in all cases, think for yourself.
瀑布歌道:「当我得到自由时,便有了歌声。」
Industry development requires standards and regulations.
天下很多所谓可以做的事情,未必都是可以做的啊!