Quote #6469
The beginning of wisdom is found in doubting; by doubting we come to the...
Quote #14642
The link between ideas and action is rarely direct. There is almost always an...
Quote #25260
The man who can drive himself further once the effort gets painful is the...
Quote #12225
To display the greatest powers, unless they are applied to great purposes, makes nothing...
Quote #29114
What, then is our duty It is to carefully distinguish the historic moment in...
Quote #30472
When we walk to the edge of all the light we have And take...
Quote #24580
Progress, far from consisting in change, depends on retentiveness. When change is absolute there...
Quote #25134
Nothing has such power to broaden the mind as the ability to investigate systematically...
Quote #29492
The purpose of life is to live a life of purpose.
Quote #2205
There is nothing so absurd but some philosopher has said it.