if we compare, for instance, the number of endemic land-shells in madeira, or of endemic birds in the galapagos archipelago, with the number found on any continent, and then compare the area of the island with that of the continent, we shall see that this is true.

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A: **If we compare, for instance, the number of endemic land-shells in Madeira, or of endemic birds in the Galapagos Archipelago, with the number found on any continent, and then compare the area of the island with that of the continent, we shall see that this is true.**

avoid the black market

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A: **Avoid the black market**

they know they cannot make any improvement in life, that it is impossible to be any better at all.

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A: **They know they cannot make any improvement in life, that it is impossible to be any better at all.**

you have made a mistake, sir, you should follow weierstrass 's course in berlin.

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A:
**You have made a mistake, sir, you should follow Weierstrass 's course in Berlin.**