蹈常襲故（蹈常襲故）　

◎ 蹈常襲故 dǎocháng-xígù

[go on in the same old way;be a slave to old methods of doing things;follow the conventional tradition] 墨守成規(guī),沿用舊法。指照老規(guī)矩辦事

后之君子,蹈常而襲故,惴惴焉懼不免于天下。——宋· 蘇軾《伊尹論》