He started off writing a book called The Malay Dilemma, where he recited the 'failings' of the Malay race and how they needed to be controlled and manipulated (perhaps not in those exact words).
Apparently, there is now a Chinese version of it.
Excerpt from the Malaysian Insider:
It is giving the DAP or Anwar Ibrahim far too much credit to suggest that many Malaysians voted for them because of their rhetoric or electoral promises.
It is also plainly dishonest to say that Chinese voted for DAP because they wanted political power.
Read the rest: No dilemma, Dr Mahathir, just the need for a better Malaysia