Success can never happen without the journey (struggle).

Lose an hour in the morning and you will spend all day looking for it.

Mistakes have the power to turn you into something better than you were before.

You can be shown the path, but only you can make the first step.

Work ethic is important, because, unlike intelligence, athleticism, or charisma, or any natural attribute, it’s a choice.

The wise person knows that no answer is also an answer

If you can understand just one thing thoroughly, then you will understand everything.

Don’t be afraid to work hard and find out how good you can really be.

The power of reflection is the most powerful skill you’ll learn.

Hope might be a good breakfast, but it makes a very poor dinner

Don’t compare yourself to others. Compare yourself to the person you were yesterday.

I had no time is no excuse. 1 hour is 4% of your day and 1 minute is 0.34 % of your day.

No matter how bad it gets, you’re still way ahead of those who haven’t even started.

Good mathematics is not about how many answers you know... It is about how you behave when you don't know.

It always seems impossible until it's done.