If you think you can do it, you can.
By failing to prepare, you are preparing to fail.
If you can dream it, you can do it.
Go for it now. The future is promised to no one.
Be gentle to all and stern with yourself.
The dog that trots about finds a bone.
If you've got a talent, protect it.
To know oneself, one should assert oneself.
Be thine own palace, or the world's thy jail.
Always desire to learn something useful.
Learning is what most adults will do for a living in the 21st century.
He bit his lip in a manner which immediately awakened my maternal sympathy, and I helped him bite it.