The little reed, bending to the force of the wind, soon stood upright again when the storm had passed over.
— Aesop

A man should be upright, not be kept upright.
Marcus Aurelius uprightness quote

We reform others unconsciously when we walk uprightly.
— Madame Swetchine

We have reason to believe that man first walked upright to free his hands for masturbation.
— Lily Tomlin

It's not magic! It's physics. The speed of the turn is what keeps you upright. It's like a spinning top.
— uprightness quotation by Deborah Bull