Marie Curie

We don't stop playing because we grow old;
we grow old because we stop playing.
- George Bernard Shaw

Nothing in life is to be feared, it is only to be understood.
Now is the time to understand more, so that we may fear less.
- Marie Curie

Change what you believe and your world changes.
- Francesco Garri Garripoli

Prepare for the unknown by studying how others in the past have coped with the unforeseeable and the unpredictable.
- George S. Patton

Our lives begin to end the day we become silent about things that matter.
- Martin Luther King, Jr.

It's what you learn after you know it all that counts.
- John Wooden

Courage and perseverance have a magical talisman,
before which difficulties disappear and obstacles vanish into air.
- John Quincy Adams

The trick is growing up without growing old.
- Casey Stengel

To climb steep hills requires a slow pace at first.
- William Shakespeare