Our remedies oft in ourselves do lie.

• self improvement
• self sufficiency

This above all, to thine own self be true; and it must follow, as the night the day, thou canst not then be false to any man.

• honesty

We are advertis'd by our loving friends.

• friends
• associates

Go to your bosom; Knock there, and ask your heart what it doth know.

• conscience

Give every man thy ear but few thy voice.

• silence
• listening

I had rather have a fool make me merry than experience make me sad.

• humor
• experience

Be not afraid of greatness: some men are born great, some achieve greatness, and some have greatness thrust upon them.

• greatness

Have more than thou showest; speak less than thou knowest.

• speech
• wealth