Quotes with proves
When [a politician] is in opposition, he is an expert on the means to some end; and when he is in office he is an expert on the obstacles to it. In short, when he is impotent he proves to us that the thing is easy; and when he is omnipotent he proves that it is impossible.
Illustrated London News (April 6, 1918)
Love is never defeated, and I could add, the history of Ireland proves it.
Of all the creatures, man is the most detestable. Of the entire brood, he is the only one that possesses malice. He is the only creature that inflicts pain for sport, knowing it to be pain. The fact that man knows right from wrong proves his intellectual superiority to the other creatures; but the fact that he can do wrong proves his moral inferiority to any creature that cannot.