Every book is a quotation; and every house is a quotation out of all forests, and mines, and stone quarries; and every man is a quotation from all his ancestors.

Life is short, and it's up to you to make it sweet.

Technology is transforming coal mining from a brute force industry to a precision operation.

A fool who knows he is a fool is for that very reason a wise man. The fool who thinks he is wise is the one to be called a fool.

成功投资的关键是拥有强大的心理承受能力。