... because there are other options. A particularly important option is "data-driven choice of idea-driven ideas". Ideology generates hypotheses and provides motivation, but then you check them against reality, and be prepared to dismiss or de-emphasize some as a result.
... 因为还有其他选择。一个特别重要的选择是“数据驱动的想法驱动的选择”。意识形态产生了假设并提供了动机，但随后你将它们与现实对照，并准备好忽略或淡化某些假设。