If the only tool you have is a hammer – Abraham Maslow

“If the only tool that you have is a hammer, you tend to treat every problem as a nail.”

– Abraham Maslow
 
 

Well adjusted – Krishnamurti

“It is no measure of health to be well adjusted to a profoundly sick society.”

– Krishnamurti
 
 

Twenty years – Mark Twain

“Twenty years from now you will be more disappointed by the things that you didn’t do than by the ones you did do.”
 
– Mark Twain
 
 

Regret – Sidney J. Harris

“Regret for the things we did can be tempered by time; it is regret for the things we did not do that is inconsolable.”
 
– Sidney J. Harris