Thomas A. Edison
Just because something doesn't do what you planned it to do doesn't mean it's useless.
More quotes and aphorisms
By blood a king, in heart a clown...Sometimes I forget how much people look at you...Every time a meteor comes close to the earth...By the time you're eighty years old you've learned...Optimist: day dreamer more elegantly spelled...Loneliness expresses the pain of being alone...