That depends on the quality of the livestock, in Suarez's case, the talent is far more worth the risk than say someone who has a questionable temprement but is perfunctory as a footballer, like say M'Vila.
Also, costs more than we can afford? That's not correct - the new TV deal is something like three times in excess of the previous one, allied with the new sponsorship deals we have coming in and the one with Puma. We clearly have more money than before and have got rid of a lot of wage wasters.