学习在于改变介于刺激和反应之间的某些中介过程。
The world may be cruel, but it is also beautiful.
The possibilities are numerous once we decide to act and not react.
移民可以对创新和生产力产生积极影响。
The major problems in biology are not solved by new techniques but by new concepts.
Language is not just a means of communication, but a way of existing in the world.
若你把今天所做的事情再重复365次,明年你会成为你想成为的人么?
我们必须筑起勇气的堤坝,挡住恐惧的洪流。