We may always depend on it that algebra, which cannot be translated into good English and sound common sense, is bad algebra.

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• William Kingdon Clifford:

  There is no scientific discoverer, no poet, no painter, no musician, who will not tell you that he

• William Kingdon Clifford:

  It is wrong always, everywhere, and for anyone, to believe anything upon insufficient evidence.

• John Hanning Speke:

  Cows, after leaving the low lands near the coast, are found to be plentiful everywhere, and to prod

• John Hanning Speke:

  Each tribe has its characteristics, it is true.

• John Hanning Speke:

  I profess accurately to describe native Africa - Africa in those places where it has not received t

• John Hanning Speke:

  I was afterwards sorry for this, though, if I ever travel again, I shall trust to none but natives,

• John Hanning Speke:

  In the following pages I have endeavoured to describe all that appeared to me most important and in

• John Hanning Speke:

  My first occupation was to map the country.

• John Hanning Speke:

  The equatorial line is, in fact, the centre of atmospheric motion.

• John Hanning Speke:

  The lion is, however, rarely heard - much more seldom seen.