Leonardo da Vinci: Necessity is the mistress and guide of nature.

Necessity is the mistress and guide of nature. — Leonardo da Vinci

Necessity is the mistress and guide of nature.

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Feathers shall raise men towards the heaven even as they do the birds:—That is b — Leonardo da Vinci
Thou, O God, sellest us all benefits, at the cost of our toil.... — Leonardo da Vinci
Ask counsel of him who rules himself well. — Leonardo da Vinci
Where there is most feeling, there is the greatest martyrdom. — Leonardo da Vinci
That which is not allotted the hand cannot reach; and what is allotted you will — Saadi
They must needs go whom the Devil drives. — Miguel de Cervantes
We must scrunch or be scrunched. — Charles Dickens
One must be something in order to do something. — Johann Wolfgang von Goethe
Que el aviso haga antes viso de recuerdo de lo que olvidava que de luz de lo que — Baltasar Gracián
Moral excellence comes about as a result of habit. We become just by doing just — Aristotle in Nichomachean Ethics
Ah! heavy art thou, crown of Monomakh! — Alexander Pushkin
If a person is stupid, we excuse him by saying that he cannot help it; but if we — Arthur Schopenhauer