We may pretend that we're basically moral people who make mistakes, but the whole of history proves otherwise.
He 's ruthless only because of his ideals. Unfortunately he doesn't succeed. The thing fails and gets out of hand and takes charge of him. Idealism is the only excuse he could have and it's a great excuse.
A signal is comprehended if it serves to make us notice the object or situation it bespeaks. A symbol is understood when we conceive the idea it presents.