人类对气候影响的信号已经从自然变化的噪音中显现出来。

解读：一次性快乐稍纵即逝，如短暂刺激；可重复的快乐源于内心充实、自我成长，更值得投入精力，引导追求深度、持久快乐。

The concept of consciousness adds nothing to the explanation of behavior.

The photograph is literally an emanation of the referent. From a real body, which was there, proceed radiations which ultimately touch me, who am here.

The greatest enemy of a trader is hope.

物体的加速度与所受的合外力成正比，与物体的质量成反比。加速度的方向与合力的方向相同。

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.