Are the best parenting tweets sarcastic or earnest? Crushed or contented? Heartfelt or hilarious? Over the past week, we've stumbled on gems in all these categories -- and more -- from parents throughout the Twitterverse. (Go ahead. Tell us you can read Sean Ottaway's tweet about his daughter without melting a little bit inside.) Our favorites are collected below. Please nominate any brilliant quips we missed in the comments or tweeting them to @HuffPostParents!