<n>The Thinker of Tender Thoughts</n> by <n>Shel Silverstein</n>, from his book <n>Different Dances</n>.

<n>A Man and his Horse</n>, an illustration by <n>Timo Kuilder</n>.

<n>Symbols</n> (2014), an ink on paper illustration by artist <n>Quentin Monge</n>.

<n>Syd Barrett</n>'s <n>Self Portrait</n>, created in 1961.

<n>It's All In Your Hands</n>, an illustration by artist <n>Daren Thomas Magee</n> of <n>Real Fun, Wow!</n>.

<n>Patitcha, máscara</n> (1947), an etching and aquatint by artist <n>Henri Matisse</n>.