All of the biggest technological inventions created by man - the airplane, the automobile, the computer - says little about his intelligence, but speaks volumes about his laziness.
Even with all our technology and the inventions that make modern life so much easier than it once was, it takes just one big natural disaster to wipe all that away and remind us that, here on Earth, we're still at the mercy of nature.
Homo sapiens is the species that invents symbols in which to invest passion and authority, then forgets that symbols are inventions.
Thought is the original source of all wealth, all success, all material gain, all great discoveries and inventions, and of all achievement.
All national institutions of churches, whether Jewish, Christian or Turkish, appear to me no other than human inventions, set up to terrify and enslave mankind, and monopolize power and profit.
The very greatest things - great thoughts, discoveries, inventions - have usually been nurtured in hardship, often pondered over in sorrow, and at length established with difficulty.
For years, I've had a hankering for the portrait of Benjamin Franklin by Joseph Duplessis. Franklin is credited with so many inventions: the postal system, lightning rods, the constitution. He was a rock star before there was such a thing.
From stoplights to skyscrapers, turn anywhere in civilization and you will see imagination at work. It's in our inventions, advances and remedies and how a single parent masterminds each day. Imagination is boundless, surrounds us and resides in us all.
To me, the smell of fresh-made coffee is one of the greatest inventions.
A major one which no one can overlook is technological and based on inventions and discoveries which have altered the whole basis of production and deeply affected social relations.