I'm convinced that about half of what separates the successful entrepreneurs from the non-successful ones is pure perseverance. It is so hard. Steve Jobs
I'm convinced there's a small room in the attic of the Foreign Office where future diplomats are taught to stammer. Peter Ustinov
I'm convinced that the infantry is the group in the army which gives more and gets less than anybody else. Bill Mauldin
I believe in what I believe, and I think after all these years I've heard a lot of arguments, and I'm convinced by the superiority of the arguments that are made on the conservative side. I think that's a better way to run a society. Charles Krauthammer
I've made an odd discovery. Every time I talk to a savant I feel quite sure that happiness is no longer a possibility. Yet when I talk with my gardener, I'm convinced of the opposite. Bertrand Russell
I don't doubt that a man can live perfectly well on his own, but I'm convinced that he begins to die as soon as he closes the door of his house behind him. José Saramago