• "Vision is perhaps our greatest strength... it has kept us alive to the power and continuity of thought through the centuries, it makes us peer into the future and lends shape to the unknown." - Li Ka Shing Tweet
• "My practicality consists in this, in the knowledge that if you beat your head against the wall it is your head which breaks and not the wall - that is my strength, my only strength." - Antonio Gramsci Tweet
• "I understand now that the vulnerability I've always felt is the greatest strength a person can have. You can't experience life without feeling life. What I've learned is that being vulnerable to somebody you love is not a weakness, it's a strength." - Elisabeth Shue Tweet
• "Our enemies, like the Grecian hero, have one vulnerable point. You have not touched it yet. What should have been their element of weakness has been suffered to remain an element of strength." - Jay Alan Sekulow Tweet
• "Our moral authority is as important, if not more important, than our troop strength or our high-tech weapons. We are rapidly losing that moral authority, not only in the Arab world but all over the world." - Robert Reich Tweet
• "Anxiety does not empty tomorrow of its sorrows, but only empties today of its strength." - Charles Spurgeon Tweet
• "At Casablanca we did 'Midnight Express,' 'Flashdance,' and 'The Deep.' My willingness for risk has always been my strength." - Peter Guber Tweet
• "I admired in others the strength that I lacked myself." - Georg Brandes Tweet
• "I'm not sure I have the physical strength to undertake a novel." - Joan Didion Tweet
• "Our firm conviction that ours is a just cause and that we must find a peaceful way to attain our goals gave us the strength and the awareness of the limits beyond which we must not go." - Lech Walesa Tweet