Courage is...

Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen.
-Winston Churchill

First learn the meaning of what you say, and then speak.
-Epictetus

You have it easily in your power to increase the sum total of this world's happiness now. How? By giving a few words of sincere appreciation to someone who is lonely or discouraged. Perhaps you will forget tomorrow the kind words you say today, but the recipient may cherish them over a lifetime.
-Dale Carnegie