I don't even care. I don't even care. Initially composing light-hearted and irreverent works, he also wrote serious, sombre and religious pieces beginning in the 1930s. Initially composing light-hearted and irreverent works, he also wrote serious, sombre and religious pieces beginning in the 1930s. Atoms can contain any character if they are enclosed within single quotes and an escape convention exists which allows any character to be used within an atom.