A few of this week’s 37signals staff posts at Twitter.

Jason Fried@jasonfried: Mike Rohde (@rohdesign) played with chalk at our office yesterday: http://bit.ly/9kOUDo

Jeffrey Hardy@packagethief: I was wondering why I felt so calm today. Then I realized Mail.app wasn’t running.

Matt Linderman@mattlinderman: How to Cook Everything iPhone app. “Mark Bittman’s bestselling cookbook w/ 2,000 recipes & 400 how-to illustrations.” http://bit.ly/dvcZg8

Jason Fried@jasonfried: Did you know Kingsford-brand charcoal briquets were a by-product of the Model T? http://bit.ly/bKAEwR

Jamis Buck@jamis: “Catalog Living” is one of the funniest blogs on the Internet: http://catalogliving.net/

DHH@dhh: Facebook is supposedly worth more than FedEx, Dell, Capital One, Sony, Lockheed Martin, and MasterCard. #whatajoke

uptonic@uptonic: Man, I wish I had a Swiss Army knife to open this Swiss Army knife package.

Jason Fried@jasonfried: There’s great copywriting all over this site: http://optimohats.com

DHH@dhh: Secondary Suckers: http://bit.ly/aiLbYb—What if you.. pushed it to the extreme: a small float with nearly no reliable information?