The behaviorist asks: Why don't we make what we can observe the real field of psychology?

成功不是个人的成就，而是团队的集体努力。

天下的根本在于国家，国家的根本在于家庭，家庭的根本在于个人。

You are not the opinion of someone who doesn't know you.

蒸汽机是改善人类状况的最有力工具。