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Liberty cannot be preserved without a general knowledge among the people.
Porcelain is the most alchemical of materials, turning earth into something that seems to hold light.
We don't inherit the land from our ancestors; we borrow it from our children.
Quality is never an accident; it's always the result of intelligent effort.
The only limit to our realization of tomorrow is our doubts of today.
A man is but the product of his thoughts. What he thinks, he becomes.
The poet is the interpreter of nature’s secrets.
Every scientist has a responsibility to consider the broader implications of their work.
我们唯一的限制是我们为自己设定的限制。