The history of women’s labor force participation is not a steady march upward but a story of fits and starts.
心理学应该是关于心理生活的科学，包括其现象及其条件。
每张专辑都是我人生某一阶段的快照。
数学证明的优雅类似于精心设计的算法的美丽。
The temporary can become permanent if it serves people well.
"Books are the mirrors that reflect our souls."
The strength of a habit is proportional to the amount of reinforcement.
"To live is to suffer, to survive is to find some meaning in the suffering."