Mental phenomena are best understood as bridges between environmental demands and organismic responses.

"Home is not a place, it's a feeling."

我也厌倦了。但我更厌倦对此无所作为。

反馈是鲁棒控制的关键。

The real giants have been those who have stood for something, who have had a clear idea of what they wanted to say and have said it with force and clarity.

Will you choose a life of ease， or a life of service and adventure？

引用俗语说明运势变化的无常性。