The persistence of gender inequality is not just a failure of policy but a failure of imagination.
种树的最佳时间是25年前,第二好的时间是今天。
科学的进步不仅是通过回答问题,而是通过提出更好的问题。
Life is like a mirror, if you frown at it, it frowns back; if you smile, it returns the greeting.