Who said "A smile costs nothing but its value is immeasurable."?

This quote is attributed to Babur.

A smile costs nothing but its value is immeasurable. - Babur

"A smile costs nothing but its value is immeasurable."

Babur Humor

Military Emperor Timurid 1483–1530

"I am the master of my fate; I am the captain of my soul."

"A man who conquers himself is greater than one who conquers a thousand men in battle."

"The greatest victory is to conquer oneself."

"In the midst of winter, I found there was, within me, an invincible summer."

"Never underestimate the power of a good laugh."

"Laughter is the best medicine."

"A good laugh is the best medicine."

"Laughter is contagious and wonderful."