Hal Clement was a famous Writer from USA, who lived between May 30, 1922 and October 29, 2003. He/she became 81 years old.
Zodiac:
He/she is born under the zodiac gemini, who is known for Communication, Indecision, Inquisitive, Intelligent, Changeable.
Our collection contains 1 quotes who is written / told by Hal.
1 Famous quotes by Hal Clement
"Speculation is perfectly all right, but if you stay there you've only founded a superstition. If you test it, you've started a science"
