The biggest tragedy I had was the loss of my daughter from neuromuscular disease in 2000, at age 46.
It is better to err on the side of daring than the side of caution.
The future always comes too fast and in the wrong order.
If you have the right knowledge you can substitute it for all the other facts of production
The great growling engine of change - technology.
It is always easier to talk about change than to make it.