I never learned from a man who agreed with me.

They know enough who know how to learn.

The great aim of education is not knowledge but action.

If you think education is expensive, try ignorance.

An investment in knowledge pays the best interest.

The highest result of education is tolerance.

When knowledge becomes rigid, it stops living.

Doubt grows with knowledge.

“Experience gives us confidence, but we never get experience unless we step out and try things we have not tried before.” 

My will to do springs from the knowledge that I can do. I’m only being natural, for there is no fear or doubt inside my mind.

Knowledge will give you power, but character respect. 

“He said that knowledge was of little use without wisdom, and that there was no wisdom without spirituality, and that true spirituality always included service to others. As he explained many times, the essence of a good physician consisted of a capacity for compassion and a sense of the ethical, without which qualities the sacred art of healing degenerated into simple charlatanism.” 

“It is common knowledge that no man that women flock to boasts of his conquests. Those who do, lie.” 

“Abundance of knowledge does not teach men to be wise.” 

“Much learning does not teach understanding.” 

“The destiny of the colored American ... is the destiny of America.” 

“Some know the value of education by having it. I know it's value by not having it.” 

“Knowledge makes a man unfit to be a slave.” 

“Once you learn to read, you will be forever free.” 

It’s not knowing what to do; it’s doing what you know.

“Knowledge about life is one thing; effective occupation of a place in life, with its dynamic currents passing through your being, is another.” 

“The brain and muscles must develop simultaneously. Iron nerves with an intelligent brain — and the whole world is at your feet.” 

“All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.” 

Some people come in our life as blessings. Some come in your life as lessons