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.

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

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

There is no failure except in no longer trying. There is no defeat except from within, no really insurmountable barrier read more

There is no failure except in no longer trying. There is no defeat except from within, no really insurmountable barrier save our own inherent weakness of purpose.

Edison failed 10, 000 times before he made the electric light. Do not be discouraged if you fail a few read more

Edison failed 10, 000 times before he made the electric light. Do not be discouraged if you fail a few times.

Water continually dropping will wear hard rocks hollow.

Water continually dropping will wear hard rocks hollow.

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.

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.

Perseverance is the most overrated of traits, if it is unaccompanied by talent; beating your head against a wall is read more

Perseverance is the most overrated of traits, if it is unaccompanied by talent; beating your head against a wall is more likely to produce a concussion in the head than a hole in the wall.

Consider the postage stamp, my son. It secures success through its ability to stick to one thing till it gets read more

Consider the postage stamp, my son. It secures success through its ability to stick to one thing till it gets there.