环境不是刺激的马赛克，而是一个力场，其中每个部分都与其他部分动态相关。
The environment is not a mosaic of stimuli, but a field of forces in which every part is dynamically related to every other part.
The soul's joy lies in doing.
你必须愿意失败才能成功。
The will is the central organizing force of mental life.
Innovation is not about saying yes to everything. It's about saying no to all but the most crucial features.
Sometimes the thing you're most afraid of doing is the very thing that will set you free.