The phrase 'drop your defences' means to relax and trust something by lowering your psychological barriers.

短语“drop your defences”的意思是通过降低心理防线来放松、建立信任。

This 10 out of 10 is a great reminder, whenever you're chasing a goal and feeling a psychological barrier, just keep pedaling, even if you're wheelie scared.

今天的最后一分钟是一个很好的提醒，每当你在追求目标时感到心理障碍，即使害怕，也要继续加油。

Therefore to protect yourself, to protect your subjectivity from drifting, you erect various psychological barriers at what you suppose to be the danger points.

因此，为了保护自己，为了保护自己的主观性不随波逐流，你在你认为是危险的地方设置了各种心理障碍。