To design the future effectively, you must first let go of your past.

To design the future effectively, you must first let go of your past.

[They can] shout down the head of the physics department at Cal Tech.

[They can] shout down the head of the physics department at Cal Tech.

The wisdom of hindsight, so useful to historians and indeed to authors of memoirs, is sadly denied to practicing politicians.

The wisdom of hindsight, so useful to historians and indeed to authors of memoirs, is sadly denied to practicing politicians.

History is not another name for the past, as many people imply. It is the name for stories about the read more

History is not another name for the past, as many people imply. It is the name for stories about the past.

History is only the register of crimes and misfortunes.

History is only the register of crimes and misfortunes.

I have read somewhere or other, in Dionysius of Halicarnassus, I
think, that history is philosophy teaching by examples.

I have read somewhere or other, in Dionysius of Halicarnassus, I
think, that history is philosophy teaching by examples.

Masses are always breeding grounds of psychic epidemics.

Masses are always breeding grounds of psychic epidemics.

The world's history is constant, like the laws of nature, and simple, like the souls of men. The same conditions read more

The world's history is constant, like the laws of nature, and simple, like the souls of men. The same conditions continually produce the same results.

The only thing that does not change is that at any and every time it appears that there have been read more

The only thing that does not change is that at any and every time it appears that there have been "great changes.".