Adapt or perish, now as ever, is nature's inexorable imperative.
H. G. Wells

All that is not perfect down to the smallest detail is doomed to perish.
Gustav Mahler

An animal that embarks on forming states without greatly restricting egoism will perish.
Erwin Schrodinger

At a certain stage in his evolution, man himself had been able to lay hold upon a higher order of things, which raised him above the level of the beasts that perish, and enabled him to see, at least in the distance, the shining towers of the City of God.
Alfred Noyes

But I do not admit the comparison between your slaves and even the lowest class of European free labourers, for the former are allowed the exercise of no faculties but those which they enjoy in common with the brutes that perish.
Fanny Kemble

But the beginning of things, of a world especially, is necessarily vague, tangled, chaotic, and exceedingly disturbing. How few of us ever emerge from such beginning! How many souls perish in its tumult!
Kate Chopin

Does it follow that I reject all authority? Perish the thought. In the matter of boots, I defer to the authority of the boot-maker.
Mikhail Bakunin

Don't despair too much if you see beautiful things destroyed, if you see them perish. Because the best things are always growing in secret.
Ben Okri

Every form of government tends to perish by excess of its basic principle.
Will Durant

Everyone wishes that the man whom he fears would perish.
Ovid

Everything will pass, and the world will perish but the Ninth Symphony will remain.
Mikhail Bakunin

For we are born in other's pain, and perish in our own.
Francis Thompson

Government of the people, by the people, for the people, shall not perish from the Earth.
Abraham Lincoln

Humor is the first of the gifts to perish in a foreign tongue.
Virginia Woolf

I fear that the hearts of the vast majority of mankind would beat on strongly and steadily and without any quickening if the league were to perish altogether.
Henry Cabot Lodge

If my survival caused another to perish, then death would be sweeter and more beloved.
Kahlil Gibran

Just as we know rationally that the time will come when each of us as individuals will perish, so we know that our country, our culture and our species cannot exist for ever. Sometime there must be an end.
Harrison Brown

Let justice be done, though the world perish.
Ferdinand I

Logic is like the sword - those who appeal to it, shall perish by it.
Samuel Butler

Mankind has grown strong in eternal struggles and it will only perish through eternal peace.
Adolf Hitler