The boundaries of our knowledge are the frontiers of our imagination.
生活就是受苦，生存就是在苦难中找到一些意义。
尊重孩子的发展自由，包括帮助孩子培养发展的能力。
改变你的思想，你就能改变你的世界。
The past is a place of reference, not a place of residence.
It’s OK to have your eggs in one basket as long as you control what happens to that basket.