There are two things that I do before I start every day. First, I write a practice piece (usually a letter to one of my kids) to get the words flowing. Once that's knocked out, I have a sentence I read a few times over to get me in the right state of mind. It's pretty personal, but it deals with my professional and personal goals, and it amps me up to accomplish what I need to.
Gosha Bondarev of Saint Petersburg, Russian Federation, also has a few phrases that he uses as his Rules of Success. In fact, that's the name of his latest series on Behance. Made using various mediums — pencils, ink and brushes — these animal illustrations are encouraging rules to live by.