With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.
As we acquire more knowledge, things do not become more comprehensible but more mysterious.
The more I read, the more I acquire, the more certain I am that I know nothing.
In mathematics you don't understand things. You just get used to them.
Common sense is the collection of prejudices acquired by age eighteen.
I am indebted to my father for living, but to my teacher for living well.
It is possible to fly without motors, but not without knowledge and skill.
The real solution lies in a world in which charity will have become unnecessary.
The delight of opening a new pursuit, or a new course of reading, imparts the vivacity and novelty of youth even to old age.
Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.
Dare to think for yourself.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
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
All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.
I decided to teach because I think that any person who studies philosophy has to be involved actively.
Know what you are talking about.
Civilization is a race between disaster and education.
Necessity is the mother of invention.
I cannot teach anybody anything. I can only make them think
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
If I have seen further it is by standing on the shoulders of Giants.