Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.

信仰是灵魂的眼睛。

I'm saving my voice for the stage. I don't talk much in real life.

The market is never wrong; opinions often are.

我们必须在经济增长和环境管理之间取得平衡。

我不完美，但我就是我。

即使你拥有世界上所有的天赋，如果不努力，也无济于事。