痴病的英文：
dementia;insanity

But how are we treating people with dementia?
但我们应该怎样对待老年痴呆病人？

There is even a medical condition called alcoholic dementia.
甚至医学上就专门有“酒精中毒性痴呆”一说。

But memory is nurtured by emotion. It springs from a deeper well, safe from dementia and the passage of time.
记忆由感情滋养。它（忆）是从深深的井底涌出，不受痴呆和时间流逝的侵害。

Alzheimer is credited with identifying the first published case of
阿兹海默他首先发表了“老年痴呆症”的病例，后来被克雷培林命名为阿兹海默病。

He works in an insane asylum.
他在一家精神病院工作。

The insane man was committed to an asylum.
那个精神失常的人被送进精神医院。

It was insane to take the boat on the sea in that storm
那么大的风暴乘小船出海，简直是疯了。

The letter made her insane with jealousy.
那封信使她妒忌得发疯。

History will characterise all these transactions as insane.
历史将判定所有这些做法是属于疯狂行为。