"In real estate, you make your money when you buy, not when you sell."

The mining industry must lead by example in safety, sustainability and social responsibility.

To live remains an art which everyone must learn，and which no one can teach.

I would not dare to say that there is a direct relation between mathematics and madness, but there is no doubt that great mathematicians suffer from maniacal characteristics.

恐惧风险的本能，反而让穷人承担更大风险。