C.N. Douglas, comp. Forty Thousand Quotations: Prose and Poetical. 1917.
Vivacity
Vivacity is the health of the spirit.
Balzac.
Vivacity is the gift of woman.
Addison.
Vivacity in youth is often mistaken for genius, and solidity for dulness.
Colton.
The vivacity that augments with years is not far from folly.
La Rochefoucauld.