心灵是一个不断进化的过程。
理性预期假说并不意味着人们能完美预测未来;它意味着人们不会犯系统性错误。
你必须愿意努力工作,并专注于你的目标。
Actions are right in proportion as they tend to promote happiness; wrong as they tend to produce the reverse of happiness.
"In the end, we will remember not the words of our enemies, but the silence of our friends."