It is the theory that decides what can be observed.

It is the theory that decides what can be observed.

One must always tell what one sees. Above all, which is more difficult, one must always see what one sees.

One must always tell what one sees. Above all, which is more difficult, one must always see what one sees.

A few observations and much reasoning lead to error; many observations and a little reasoning lead to truth.

A few observations and much reasoning lead to error; many observations and a little reasoning lead to truth.

Thinking is more interesting than knowing, but less interesting than looking

Thinking is more interesting than knowing, but less interesting than looking

We cannot create observers by saying "observe," but by giving them the power and the means for this observation and read more

We cannot create observers by saying "observe," but by giving them the power and the means for this observation and these means are procured through education of the senses

As a man is, so he sees.

As a man is, so he sees.

All of us are watchers--of television, of time clocks, of traffic on the freeway--but few are observers. Everyone is looking, read more

All of us are watchers--of television, of time clocks, of traffic on the freeway--but few are observers. Everyone is looking, not many are seeing.

The observation of nature is part of an artist's life, it enlarges his form [and] knowledge, keeps him fresh and read more

The observation of nature is part of an artist's life, it enlarges his form [and] knowledge, keeps him fresh and from working only by formula, and feeds inspiration.

To him that watches, everything is revealed.

To him that watches, everything is revealed.