Security is mostly a superstition. It does not exist in nature, nor do the children of humans as a whole experience it. Avoiding danger is not safer in the long run than outright exposure. Life is either a daring adventure, or nothing.
- Helen Keller
When we yield to discouragement it is usually because we give too much thought to the past and to the future.
- Therese of Lisieux
Usually when people are sad, they don't do anything. They just cry over their condition. But when they get angry, they bring about a change.
- Malcolm X
We are, each of us angels with only one wing; and we can only fly by embracing one another.
- Luciano de Crescenzo
The absence of risk is a sure sign of mediocrity.
- Charles de Foucauld
We do not inherit the earth from our fathers. We borrow it from our children.
- David Bower
Courage is what it takes to stand up and speak. Courage is also what it takes to sit down and listen.
- Winston Churchill
Nothing that is morally wrong can be politically right.
- William E. Gladstone
The infusion of a sense of righteousness into the common urge to bash things around has always proved to be a powerful stimulus to action.
- Kenneth Boulding
Peace is not the product of a victory or a command. It has no finishing line, no final deadline, no fixed definition of achievement. Peace is a never-ending process, the work of many decisions.
- Oscar Arias
Don't ever let them pull you down so low as to hate them. (also cited as: I will permit no man to narrow and degrade my soul by making me hate him.)
- Booker T. Washington
The man who goes into the world believing that everyone is his enemy will very soon find his suspicions confirmed.
- Kenneth Boulding
Who controls the past controls the future. Who controls the present controls the past.
- George Orwell
For it isn't enough to talk about peace. One must believe in it. And it isn't enough to believe in it. One must work at it.