Aristotle
One swallow does not make a summer, neither does one fine day; similarly one day or brief time of happiness does not make a person entirely happy.
More quotes and aphorisms
I never said most of the things I said...Three things cannot be long hidden...With genetic engineering, we will be able to increase...Truth is so rare that it is delightful to tell it...It is all very well to copy what one sees...Any sufficiently advanced technology...