If the job has been correctly done when a common stock is purchased, the time to sell it is—almost never.

If a listener nods his head when you're explaining your program, wake him up.

"The value of a thought lies in its functional efficacy."

The elements of consciousness are to be determined by experimental analysis.

革命的道路不是铺满玫瑰的道路。

我们必须投资于下一代农民——他们掌握着粮食的未来。

The task of psychology is to analyze the contents of consciousness into its elements.

小说是揭示伟大真理的伟大谎言。