采矿业是周期性的，但伟大的公司是由那些既能驾驭低迷期又能驾驭繁荣期的人建立的。

"Experience is simply the name we give our mistakes."

"Grief is not a line, carrying you infinitely further from loss. It is a circle, and you come back, again and again, to the same place."

人生的主要任务是诞生自己，成为我们潜在的样子。