An investment in knowledge pays the best interest.
Investigate, educate and organize the country must progress, productive works and industries are the main avenues at present next to education for the advancement of the country
The books that the world calls immoral are books that show the world its own shame.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
A child educated only at school is an uneducated child.
Education is the best friend. An educated person is respected everywhere. Education beats the beauty and the youth.
The schools ain't what they used to be and never was.
The progressive development of man is vitally dependent on invention.
The delight of opening a new pursuit, or a new course of reading, imparts the vivacity and novelty of youth even to old age.
I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.
If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.
No man's knowledge here can go beyond his experience.
The fullness of knowledge only comes through the awareness of ignorance.
I do not know how to teach philosophy without becoming a disturber of the peace.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Opinion is the medium between knowledge and ignorance.
If the facts don't fit the theory, change the facts.
Many much-learned men have no intelligence.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
Science is what we have learned about how to keep from fooling ourselves.
Education is an ornament for the prosperous, a refuge for the unfortunate.