I don't live in the past, I focus on the present and the future.
我不活在过去,我专注于现在和未来。
The probability of a response is determined by its reinforcement history.
释义:清风虽有意挽留却难以留住我,明月虽无心却自然地照耀着我。
The true journey is not about discovering new landscapes, but about seeing with new eyes.
如果够真诚我应该告诉你,我现在依然阅读童话,而且它们是我最爱的读物。
世界的进步,部分依赖于那些未被历史记载的行为;你我如今的处境还不至于太糟,有一半要归功于那些默默无闻、忠诚生活,并长眠于无人祭扫的坟墓中的人们。
预测未来的最好方法就是发明它。