Serendipitous discoveries are made by chance, found without looking for them but possible only through a sharp vision and sagacity, ready to see the unexpected and never indulgent with the apparently unexplainable.
Horace WalpoleOh, we are ridiculous animals; and if the angels have any fun in them, how we must divert them!
Horace WalpoleOne's mind suffers only when one is young and while one is ignorant of the world. When one has lived for some time, one learns that the young think too little and the old too much, and one grows careless about both.
Horace Walpole