Necessity is literally the ...

Necessity is literally the mother of invention.
Necessity is literally the mother of invention.

Quotes from the same author

Love is a serious mental disease.
The man who makes everything that leads to happiness depends upon himself, and not upon other men, has adopted the very best plan for living happily. This is the man of moderation, the man of manly character and of wisdom.
Good actions give strength to ourselves and inspire good actions in others.
Cunning... is but the low mimic of wisdom.
A good decision is based on knowledge and not on numbers.