He who learns but does not think, is lost. He who thinks but does not learn is in great danger.
Learning without thought is labor lost; thought without learning is perilous.
By three methods we may learn wisdom: First, by reflection, which is noblest; Second, by imitation, which is easiest; and third by experience, which is the bitterest.
You cannot open a book without learning something.
Real knowledge is to know the extent of one's ignorance.
The man who asks a question is a fool for a minute, the man who does not ask is a fool for life.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.
If you think in terms of a year, plant a seed; if in terms of ten years, plant trees; if in terms of 100 years, teach the people.
When you know a thing, to hold that you know it, and when you do not know a thing, to allow that you do not know it - this is knowledge.
To know is to know that you know nothing. That is the meaning of true knowledge.
To study and not think is a waste. To think and not study is dangerous.
Acquire new knowledge whilst thinking over the old, and you may become a teacher of others.
Those who know the TRUTH are not equal to those who love it.
Ignorance is the night of the mind, but a night without moon or star.
Reviewing what you have learned and learning anew, you are fit to be a teacher.
To know that one knows what one knows, and to know that one doesn't know what one doesn't know, there lies true wisdom.
The true gentleman does not preach what he practices till he has practiced what he preaches.
What you know, you know, what you don't know, you don't know. This is true wisdom.
Things have their roots and branches. Affairs have their beginnings and their ends. To know what is first and what is last will lead one near the Way.
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