Persistence is to the character of man as carbon is to steel.

Persistence is to the character of man as carbon is to steel.

Even if a minefield or the abyss should lie before me, I will
march straight ahead without looking back.

Even if a minefield or the abyss should lie before me, I will
march straight ahead without looking back.

So Satan, whom repulse upon repulse
Met ever, and to shameful silence brought,
Yet gives not o'er read more

So Satan, whom repulse upon repulse
Met ever, and to shameful silence brought,
Yet gives not o'er though desperate of success.

It's only a holy grail as long as you don't find it.

It's only a holy grail as long as you don't find it.

To persevere, trusting in what hopes he has, is courage in a man.

To persevere, trusting in what hopes he has, is courage in a man.

Perseverance is not a long race; it is many short races one after the other

Perseverance is not a long race; it is many short races one after the other

It's a little like wrestling a gorilla. You don't quit when you're tired, you quit when the gorilla is tired.

It's a little like wrestling a gorilla. You don't quit when you're tired, you quit when the gorilla is tired.

No rock so hard but that a little wave may beat admission in a thousand years.

No rock so hard but that a little wave may beat admission in a thousand years.

Great works are performed not by strength but by perseverance.

Great works are performed not by strength but by perseverance.