Iron rusts from disuse; water loses its purity from stagnation... even so does inaction sap the vigor of the mind. Leonardo da Vinci
By use you possess gain; by disuse you decline and lose. Edwin Louis Cole
It's so important to encourage the use of suncream, tan in a bottle and the disuse of sunbeds which are known world-wide as causes of skin cancer. Peter Andre
Obviously I was disappointed when it fell into disuse, because it was my own track named after me, but I am sure all those youngsters we lost will be coming back, and I certainly intend to be down here as much as I can, coaching and advising. Linford Christie
A habitual disuse of physical forces totally destroys the moral; and men lose at once the power of protecting themselves, and of discerning the cause of their oppression. Joel Barlow