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action activity aggregation animals appear arise assume become belief body called carried cause changes characters common comparatively complex conception conclusion consequent considered contained continue contrast course currents differentiation direct Earth effects elements emotions equal established evidence evolution exist experiences fact feelings follows force formation forms functions further give going greater groups heat Hence heterogeneous higher human hypothesis ideas Illustrations implies increasing individual inferred inheritance kind less living lower mass matter means mental mind modifications motion named natural nebulae objects observed occur orbits organic original pass period plants present probably produced progress question races reached reason relation relatively remains respect seems selection separate social society species stages strata structure successive supposed surface things thought tion traits true truth types units unlike variations various whole
Página 408 - I mean by this expression that the whole organisation is so tied together during its growth and development, that when slight variations in any one part occur, and are accumulated through natural selection, other parts become modified.
Página 314 - ... they had a name, but they had no equivalent for the expression, ' a tree ; ' neither could they express abstract qualities, such as hard, soft, warm, cold, long, short, round, etc.; for 'hard,' they would say ' like a stone,' for ' tall,' they would say ' long legs,' etc., and for k round,
Página 5 - a. seed immeasurably in every respect — in bulk, in structure, in colour, in form, in specific gravity, in chemical composition : differs so greatly that no visible resemblance of any kind , can be pointed out between them. Yet is the one changed in the course of a few years into the other : changed so gradually, that at no moment can it be said — Now the seed ceases to be, and the tree exists.
Página 113 - When to the fact that the general mass of nebulaa are antithetical in position to the general mass of stars, we add the fact that local regions of nebulae are regions where stars are scarce, and the further fact that single nebulae are habitually found in comparatively starless spots; does not the proof of a physical connexion become overwhelming?