When people dick around in his class:

When people make fun of his hair:

When that ho Trelawney takes the last of the treacle tart:

When Slytherin always loses the fucking house cup:

Those goddamn Marauders:

But at least they died before he did:

When he thinks of Lily Evans:

And then he remembers how she ditched him for that hooker James Potter and died and left him to deal with her bitch son until the day he died: