Associations to the word «Mainspring»
Wiktionary
MAINSPRING, noun. The principal spring of a clockwork mechanism, that drives it by uncoiling.
MAINSPRING, noun. (figuratively) The most important reason for something.
Dictionary definition
MAINSPRING, noun. The most important spring in a mechanical device (especially a clock or watch); as it uncoils it drives the mechanism.
Wise words
Truthful words are not beautiful; beautiful words are not
truthful. Good words are not persuasive; persuasive words
are not good.