Quote #8142
Never let a stain from the past put a mark on your future.
Quote #4104
When one is grateful for something too good for common thanks, writing is less...
Quote #2911
It is inexcusable for scientists to torture animals; let them make their experiments on...
Quote #19400
To be idle is a short road to death and to be diligent is...
Quote #7383
Nature herself has never attempted to effect great changes rapidly.
Quote #13695
Nothing is impossible. Some things are just less likely than others.
Quote #33001
I am not young enough to know everything.
Quote #31964
Providence has hidden a charm in difficult undertakings which is appreciated only by those...
Quote #24123
The world is a dangerous place to live, not because of the people who...
Quote #25636
My friend, if I could give you one thing, I would wish for you...