A man's own folly sends him to ruin, not the strength of his... - Aesop

"A man's own folly sends him to ruin, not the strength of his enemy."

Aesop

Fabulist Ancient Greece 620–564

More from Aesop

"Slow and steady wins the race."

"Look before you leap."

"A bird in the hand is worth two in the bush."

"The tortoise and the hare teach us that speed isn't everything."