Fame is the spur that the clear spirit doth raise (That last infirmity of noble mind) To scorn delights and live laborious days...
- John Milton
Let the fear of a danger be a spur to prevent it; he that fears not, gives advantage to the danger.
- Benjamin Disraeli
we preach with the goal of spurring believers on in their maturity in Christ and of awakening nonbelievers to their need for the Savior.
- Mark Dever
Unfruitful emotion is to be suspected. Feeling acts as an impulse, as a spur, as a spring, and when feelings are excited, and they put nothing forward, they are sometimes even dangerous to a man.