It is death to souls to become water, and it is death to water to become earth.
 Heraclitus, On Nature (c. 535 – c. 475 BCE). copy citation

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Author Heraclitus
Source On Nature
Topic death soul
Date c. 535 – c. 475 BCE
Language English
Reference
Note Translated by William Harris
Weblink http://community.middlebury.edu/~harris/Philosophy/heraclitus.pdf

Context

“The best and wisest soul is a dry beam of light. (11~) 47. Souls take pleasure in becoming moist. (77) 48. A drunken man has to be led by a boy, whom he follows stumbling and not knowing whither he goes, for his soul is moist. (117) 49. It is death to souls to become water, and it is death to water to become earth. Conversely, water comes into existence out of earth, and souls out of water. (36) 50. Even the sacred barley drink separates when it is not stirred. (125) 51. It is hard to fight against impulsive desire;” source