And splits can split both ways: sometimes they suggest a party that is broad and tolerant, rather than a tribe of line-toeing automatons.

• 4，5人是这种内部圈子的理想规模）而分歧有两方面的意义：有时分歧显示政党既开明又包容，而不是一个循规蹈矩的机器人的部落。