More quotes by Leonardo da Vinci

"Once you have tasted flight, you will forever walk the earth with your eyes turned skyward, for there you have been, and there you will always long to return."
"Make your work to be in keeping with your purpose"
"Marriage is like putting your hand into a bag of snakes in the hope of pulling out an eel."
"All our knowledge has its origin in our perceptions"
"I love those who can smile in trouble, who can gather strength from distress, and grow brave by reflection. 'Tis the business of little minds to shrink, but they whose heart is firm, and whose conscience approves their conduct, will pursue their principles unto death."