The smartest thing is knowing that I don't know it all and that there's more to learn.
I don't know how smart I am, but I was a student of the game and I still watch games and still pick up things. If you watch individual players you will see genius.
Don't whine. Find the positive in difficult situations.
Have a vision and then create your own reality. Otherwise, someone else may create it for you.
To some, challenges are exhausting. To others, they are opportunities in waiting.
When you set a goal, write it down and then it's like making a promise to yourself.