Without deep reflection, one knows from daily life that one exists for other people.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Whoever is careless with the truth in small matters cannot be trusted with important matters.

We can’t solve problems by using the same kind of thinking we used when we created them.

Try not to become a man of success, but rather try to become a man of value.

Three rules of work Out of clutter find simplicity; From discord find harmony; In the middle of difficulty lies opportunity.

There are two ways to live you can live as if nothing is a miracle; you can live as if everything is a miracle.

The world is not dangerous because of those who do harm but because of those who look at it without doing anything.

The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking

The true sign of intelligence is not knowledge but imagination

The only way to escape the corruptible effect of praise is to go on working.

The most beautiful experience we can have is the mysterious. It is the fundamental emotion that stands at the cradle of true art and true science.

The moon does not simply disappear when we are not looking at it.

The difference between genius and stupidity is that genius has its limits.

Only those who attempt the absurd can achieve the impossible.

Nothing truly valuable arises from ambition or from a mere sense of duty; it stems rather from love and devotion towards men and objective things.

No amount of experimentation can ever prove me right; a single experiment can prove me wrong.