在计算机科学中，抽象是管理复杂性的关键。

Traditional methods have wisdom, but sustainability requires us to evolve beyond them when necessary.

Behavior is determined by the current stimulus situation and past reinforcement history.

领导力的挑战在于强大而不粗鲁；善良而不软弱；大胆而不霸道；深思熟虑而不懒惰；谦逊而不胆怯；自豪而不傲慢；幽默而不愚蠢。