Each generation takes the earth as trustees.

To write history is to wrestle with ghosts.

The only thing that is truly valuable is the time you spend with people you love.

The essence of poverty is that tomorrow’s uncertainties devour today’s possibilities.

成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜；真正的英雄主义是抵制这种怀疑；最深刻的智慧是知道何时应该抵制，何时应该服从。