永远不要停止学习,因为世界从未停止变化。
Never stop learning, because the world never stops changing.
你看到的越多,你感受到的就越多。
有些人希望事情发生,有些人希望事情会发生,而其他人则让它发生。
A method of solution is perfect if we can foresee from the start, and even prove, that following that method we shall attain our aim.