A new idea must not be judged by its immediate results.

We crave for new sensations but soon become indifferent to them. The wonders of yesterday are today common occurrences

We have to evolve means for obtaining energy from stores which are forever inexhaustible, to perfect methods which do not imply consumption and waste of any material whatever. I now feel sure that the realization of that idea is not far off. ...the possibilities of the development I refer to, namely, that of the operation of engines on any point of the earth by the energy of the medium.

We are whirling through endless space with an inconceivable speed, all around us everything is spinning, everything is moving, everywhere is energy. There mart be some way of availing ourselves of this energy more directly. Then; with the light obtained from the medium, with the power derived from it, with every form of energy obtained without effort, from the store forever inexhaustible, humanity will advance with giant strides. The mere contemplation of these magnificent possibilities expand our minds, strengthens our hopes and and fills our hearts with supreme delight.

It will soon be possible to transmit wireless messages around the world so simply that any individual can carry and operate his own apparatus.

The only method compatible with our notions of civilization and the race is to prevent the breeding of the unfit by sterilization and the deliberate guidance of the mating instinct. [...] The trend of opinion among eugenists is that we must make marriage more difficult. Certainly no one who is not a desirable parent should be permitted to produce progeny.

Be alone, that is the secret of invention; be alone, that is when ideas are born.