If it is true that...

Every form of society has been based on antagonism between oppressing and oppressed classes

Then it must be true that...

The bourgeoisie is unfit to be the ruling class as it cannot assure an existence to its slave within his slavery

If it is true that...

The lower middle class fights against the bourgeoisie to save their existence as fractions of the middle class

Then it must be true that...

The bourgeoisie is unfit to be the ruling class as it cannot assure an existence to its slave within his slavery

If it is true that...

The bourgeoisie is unfit to be the ruling class as it cannot assure an existence to its slave within his slavery

and

The essential condition for existence and sway of bourgeois class is formation and augmentation of capital which rests on wage-labour and competition among labourers

Then it must be true that...

The bourgeoisie produces its own grave-diggers through advancement of industry