Water continually dropping will wear hard rocks hollow.

Water continually dropping will wear hard rocks hollow.

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.

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.

You may have to fight a battle more than once to win it.

You may have to fight a battle more than once to win it.

No one wants to quit when he's losing and no one wants to quit when he's winning.

No one wants to quit when he's losing and no one wants to quit when he's winning.

Many of the great achievements of the world were accomplished by tired and discouraged men who kept on working.

Many of the great achievements of the world were accomplished by tired and discouraged men who kept on working.

'Tis known by the name of perseverance in a good cause -- and of obstinacy in a bad one.

'Tis known by the name of perseverance in a good cause -- and of obstinacy in a bad one.

The obstinacy of cleverness and reason is nothing to the obstinacy of folly and inanity.

The obstinacy of cleverness and reason is nothing to the obstinacy of folly and inanity.

I am tied to the stake, and I must stand the course.

I am tied to the stake, and I must stand the course.