λ演算的基本概念是函数，被视为一种对应规则。

The destiny of man is in his own soul.

The sea is everything. It covers seven tenths of the terrestrial globe. Its breath is pure and healthy. It is an immense desert, where man is never lonely, for he feels life stirring on all sides.

真正的领导力不在于权力，而在于赋予他人力量。