"Among the redeeming qualities of our species is that we play. Indeed, we surround ourselves with toys, and we remain preoccupied with them throughout life… We display almost inconceivable creativity as we tinker with our playthings. The force of imagination and the passion for experimenting propel us toward outrageous designs and technological achievements."
From Henk Tennekes' _The Simple Science of Flight_
From Henk Tennekes' _The Simple Science of Flight_