“We know what you are thinking.  You are saying to yourself, ‘I’m jittery and alone.  I couldn’t do that.’ But you can.  You forget that you have now just tapped a power much greater than yourself.  To duplicate, with such backing, what we have accomplished is only a matter of willingness, patience and labor.”
AA Big Book, A Vision for You page 163

Willingness:  to will, to desire, to want (it’s a program for those who “want” it)
Patience: the capacity or habit of bearing pains or trials calmly or without complaint, forbearance despite provocation
Labor: expenditure of physical or mental effort, especially when difficult in order to achieve an objective