Recompense injury with justice, and recompense kindness with kindness. >>
Acquire new knowledge whilst thinking over the old, and you may become >>
To know is to know that you know nothing. That is the meaning of true >>
Profundity of thought belongs to youth, clarity of thought to old age. >>
Man's greatness lies in his power of thought. >>
We are ashamed of our thoughts and often see them brought forth by oth >>
Learning without thought is labor lost. Thought without learning is perilous.