Innovation happens when you dare to think differently.
A miner's safety should never be measured in cost-benefit analyses.
The only way to do great work is to love what you do.
The secret of change is to focus all of your energy, not on fighting the old, but on building the new.
Judge a man by his questions rather than by his answers.
The basis of shame is not some personal mistake of ours, but the ignominy, the humiliation we feel that we must be what others want us to be.