Courage is the most important of all the virtues because without courage, you can't practice any other virtue consistently.
Science is our reliable guide in life
No iron can pierce the human heart as chillingly as a full stop placed at the right time.
You can't study the darkness by flooding it with light.
Pride and power fall when the person falls, but discoveries of truth form legacies that can be built upon for generations.
We have too many high sounding words and too few actions that correspond with them.
Any book that helps a child to form a habit of reading, to make reading one of his deep and continuing needs, is good for him.
Writing is more than a gift. It is a struggle that blesses those who see it through to the end.
Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less.
The ferocity of the storm is always measured by the compass that we've taken into it.