The ability to be alone is the ability to love. It may look paradoxical to you, but it’s not. It is an existential truth: only those who can be alone are capable of love, of sharing, of going into the deepest core of another human being—without possessing the other, without becoming dependent on the other, without reducing the other to a thing, and without becoming addicted to the other.

成功的关键是不断尝试，即使第一次没有成功。

成功的衡量标准不仅是利润，还有积极的影响。

智力不仅仅是推理的能力；它还包括在记忆中寻找相关材料并在需要时调动注意力的能力。

理解习惯背后的心理学可以打开个人成长和自我提升的大门。