"A well-fed man keeps and calmly gives forth his infinitesimal portion of eternity. It sounds big in the summer night. And it is, as it always was down the ages, when there was a man with something to tell, and ones, quiet and wise, to listen." - Ray Bradbury
To signal a desire for learning, do cool things that require you to learn and do more than the job requires. Employers are, in general, sort of like archeologists: They study artifacts to understand the people who made them. So make artifacts that demonstrate you like to learn things.