A single lie destroys a whole reputation of integrity.

Knowing yourself is the beginning of all wisdom.

Love one another, but make not a bond of love: Let it rather be a moving sea between the shores of your souls.

I think about the meaning of pain. Pain is personal. It really belongs to the one feeling it. Probably the only thing that is your own. I like mine.

There is a wisdom of the head, and... there is a wisdom of the heart.

Almost every wise saying has an opposite one, no less wise, to balance it.

Property is surely a right of mankind as real as liberty.

Thoughts without content are empty, intuitions without concepts are blind.

It is better to be looked over than overlooked.

Just remember, once you're over the hill you begin to pick up speed.

Each day is a little life; every waking and rising a little birth; every fresh morning a little youth; every going to rest and sleep a little death.

A perfection of means, and confusion of aims, seems to be our main problem.

Knowing is not enough, we must apply. Willing is not enough, we must do.

There is nothing more uncommon than common sense.

The more skilled you are at something, the worse you are at it when showing someone.

Everything we hear is an opinion, not a fact. Everything we see is a perspective, not the truth.

He who is slowest in making a promise is most faithful in its performance.

A scholar who cherishes the love of comfort is not fit to be deemed a scholar.

Those who can not change their minds can not change anything.

Men become wise just as they become rich, more by what they save than by what they receive.

All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.