The greatest investment risk is not the volatility of prices, but whether you will suffer a permanent loss of capital.
Beware of the Turing tar-pit in which everything is possible but nothing of interest is easy.
科学是国家的最高化身,因为那个国家将保持领先,它将思想和智慧的工作推向最远。
I don't believe in ghosts, but I see them all the time.