你的消极想法越多，你的头脑就会越沉重。

The more negative thoughts you have, the heavier your mind will be.

youdao

这想法有如被火光吸引的飞蛾在她的头脑中飞舞。

The thought fluttered in her mind like a flame-attracted moth.

youdao

各种想法在我头脑里逐渐明朗起来。

Ideas were beginning to gel in my mind.

《牛津词典》

Right? So I want to invite you to keep that extra little something in mind.

对吗？，所以我要你们,在头脑中保持这种想法。

耶鲁公开课 - 死亡课程节选