Quotes in theory of knowledge
No amount of experimentation can ever prove me right; a single experiment can prove me wrong.
The illiterate of the 21st century will not be those who cannot read and write, but those who cannot learn, unlearn, and relearn.
Management by results -- like driving a car by looking in rear view mirror.
Experience teaches nothing. In fact there is no experience to record without theory… Without theory there is no learning… And that is their downfall. People copy examples and then they wonder what is the trouble. They look at examples and without theory they learn nothing.
no one can guess the future loss of business from a dissatisfied customer. The cost to replace a defective item on the production line is fairly easy to estimate, but the cost of a defective item that goes out to a customer defies measure.
There is no such thing as arrival exactly on time. In fact, exactly on time can not be defined.
You can learn a lot about ice and still not understand water.