I hope my books empower kids, and that they learn how to work out their problems themselves.

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• Andre Kertesz:

  Everything is a subject. Every subject has a rhythm. To feel it is the raison detre. The photograph

• Andre Kertesz:

  The camera is my tool. Through it I give a reason to everything around me.

• William Henry Bragg:

  Let us think of Nature as a builder, making all that we see out of atoms of a limited number of kin

• William Henry Bragg:

  The chemist, whose science is immediately concerned with the combinations of atoms, has rarely foun

• William Henry Bragg:

  In a gas, motion has the upper hand; the atoms are moving so fast that they have no time to enter i

• William Henry Bragg:

  Whenever we warm our hands by the fire, we allow the energy radiated by the fire to quicken up the

• William Henry Bragg:

  Sound is a movement which is handed on from atom to atom in a gas through which the sound is passin

• William Henry Bragg:

  The difference between a gas and a liquid is that in the former, the atoms and molecules move to an

• William Henry Bragg:

  When a liquid boils, the temperature has been raised to such a pitch that the evaporating molecules

• William Henry Bragg:

  The infinite variety in the properties of the solid materials we find in the world is really the ex