Every action needs to be prompted by a motive.
The human foot is a masterpiece of engineering and a work of art.
We know more about the movement of celestial bodies than about the soil underfoot.
When you are alone you are all your own.
Just as courage is the danger of life, so is fear its safeguard.
Whatever you do in life, if you want to be creative and intelligent, and develop your brain, you must do everything with the awareness that everything, in some way, connects to everything else.