There is no more open door by which you can enter into the study of natural philosophy than by considering the physical phenomena of a candle.


The Chemical History of a Candle (1860)


There is no more open door by which you can enter into the study of natural philosophy than by considering the physical phenomena of a candle.

There is no more open door by which you can enter into the study of natural philosophy than by considering the physical phenomena of a candle.

There is no more open door by which you can enter into the study of natural philosophy than by considering the physical phenomena of a candle.

There is no more open door by which you can enter into the study of natural philosophy than by considering the physical phenomena of a candle.