Audacity augments courage; hesitation, fear.
Art has a double face, of expression and illusion, just like science has a double face: the reality of error and the phantom of truth.
When you confer a benefit on those worthy of it, you confer a favor on all.
I often regret that I have spoken; never that I have been silent.
It is no profit to have learned well if you neglect to do well.
No one should be judge in his own case.