You cannot be wise without some basis of knowledge, but you may easily acquire knowledge and remain bare of wisdom.
Seek simplicity but distrust it.
Problems are only opportunities in disquise.
It takes an extraordinary intelligence to contemplate the obvious.
The misconception which has haunted philosophic literature throughout the centuries is the notion of 'independent existence.' There is no such mode of existence; every entity is to be understood in terms of the way it is interwoven with the rest of the universe.
Not ignorance, but ignorance of ignorance, is the death of knowledge.
Great people plant trees they'll never sit under.
An enormous part of our mature experience cannot not be expressed in words.
Speak out in acts; the time for words has passed, and only deeds will suffice.
The art of progress is to preserve order amid change and to preserve change amid order.
After you understand about the sun and the stars and the rotation of the earth, you may still miss the radiance of the sunset.
The purpose of education is not to fill a vessel but to kindle a flame.
Intelligence is quickness to apprehend as distinct form ability, which is capacity to act wisely on the thing apprehended.
No one who achieves success does so without acknowledging the help of others. The wise and confident acknowledge this help with gratitude.
The total absence of humor from the Bible is one of the most singular things in all literature.
The defense of morals is the battle-cry which best rallies stupidity against change.
Philosophy begins in wonder. And, at the end, when philosophic thought has done its best, the wonder remains.
The worship of God is not a rule of safety - it is an adventure of the spirit, a flight after the unattainable.
The only use of knowledge of the past is to equip us for the present.
The vitality of thought is in adventure. Idea's won't keep. Something must be done about them. When the idea is new, its custodians have fervour, live for it, and, if need be, die for it. Their inheritors receive the idea, perhaps now strong and successful, but without inheriting the fervour; so the idea settles down to a comfortable middle age, turns senile, and dies.
Fundamental progress has to do with the reinterpretation of basic ideas.
If a dog jumps into your lap, it is because he is fond of you; but if a cat does the same thing, it is because your lap is warmer.
Knowledge shrinks as wisdom grows.
In formal logic, a contradiction is the signal of defeat, but in the evolution of real knowledge it marks the first step in progress toward a victory.
True courage is not the brutal force of vulgar heroes, but the firm resolve of virtue and reason.
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