Our worst revolutionaries today are those reactionaries who do not see and will not admit that there is any need for change.

Theodore Roosevelt (1858–1919) American politician, statesman, conservationist, writer, US President (1901–1909)

Autobiography, ch. 13 “Social and Industrial Justice” (1913)
    (Source)

Roosevelt goes on to suggest they are revolutionaries because their (in)actions foment revolution.