And I urge you to please notice when you are happy, and exclaim or murmur or think at some point, 'If this isn't nice, I don't know what is.'
人类的自由在其选择中被限制。
The key to success in any business is understanding the market better than anyone else.
理论的任务不仅是了解自然是什么以及它是如何运作的,而且要尽可能接近理解为什么自然是这样的而不是其他样子的不可达到的目标。