When you look at yourself from a universal standpoint, something inside always reminds or informs you that there are bigger and better things to worry about.

The future is an unknown, but a somewhat predictable unknown. To look to the future we must first look back upon the past. That is where the seeds of the future were planted. I never think of the future. It comes soon enough.

Anyone can be a genius, if they pick just one specific subject and study it diligently just 15 minutes each day.

One must shy away from questionable undertakings, even when they bear a high-sounding name.

In the middle of difficulties lie opportunities.

[Mystery] is the fundamental emotion that stands at the cradle of true art and true science.

As for the search for truth, I know from my own painful searching, with its many blind alleys, how hard it is to take a reliable step, be it ever so small, towards the understanding of that which is truly significant.