THE TIME MACHINE

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and men always have done so. I admit we move freely in two
dimensions. But how about up and down? Gravitation limits us there.'

'Not exactly,' said the Medical Man. 'There are balloons.'

'But before the balloons, save for spasmodic jumping and the
inequalities of the surface, man had no freedom of vertical
movement.'

'Still they could move a little up and down,' said the Medical Man.

'Easier, far easier down than up.'

'And you cannot move at all in Time, you cannot get away from the
present moment.'

'My dear sir, that is just where you are wrong. That is just where