Few are those who see with their own eyes and feel with their own hearts.
A perfection of means, and confusion of aims, seems to be our main problem.
Insanity: doing the same thing over and over again and expecting different results.
Common sense is the collection of prejudices acquired by age 18.
I never think of the future. It comes soon enough.
The difference between genius and stupidity is that genius has its limits.
The more I learn, the more I realize I don’t know. The more I realize I don’t know, the more I want to learn.
If you can’t explain it to a six year old, you don’t understand it yourself.
Information is not knowledge.The only source of knowledge is experience.
I think and think for months and years. Ninety-nine times, the conclusion is false. The hundredth time I am right.
Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning.
In the middle of difficulty lies opportunity.
There are only two ways to live your life. One is as though nothing is a miracle. The other is as though everything is a miracle.
Imagination is everything. It is the preview of life’s coming attractions. Imagination is more important than knowledge.
Logic will get you from A to B. Imagination will take you everywhere.
Try not to become a man of success but rather to become a man of value.
Life isn’t worth living, unless it is lived for someone else.
The only thing that interferes with my learning is my education.
Love is a better teacher than duty.
The important thing is not to stop questioning; curiosity has its own reason for existing.