Be brave. Take risks. Nothing can substitute experience.
— Paulo Coelho

Electric communication will never be a substitute for the face of someone who with their soul encourages another person to be brave and true.
Charles Dickens substitutes quote

A public opinion poll is no substitute for thought.
— Warren Buffett

There is no substitute for hard work.
— Thomas A. Edison

I reject your reality and substitute my own.
— Adam Savage