The measure of a good book is determined by how much it disturbs and troubles its reader.

自适应控制的核心是从经验中学习并相应地调整控制器。

教育的最大的秘诀是：使身体锻炼和思想锻炼互相调剂。

I always try to buy stocks that are undervalued and sell them when they become overvalued.

色彩是建筑中的强大工具；它可以改变空间并唤起情感。