The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.

The more we study pain, the more we appreciate its role in survival.

Average returns sustained over an above-average period of time yield extraordinary results. Buy and hold.

发明是不够的。尼古拉·特斯拉发现电力，但是他却纠结于是否将它空开给人们使用。你不得不将这两件事整合：发明和创新，再加上公司愿意将其商业化给人们使用。