作者在阅读《The Coaching Habit》一书后，反思了成人之间如何有效地表达拒绝。根据Peter Block的定义，成人关系应当是"你能够要求你想要的东西，知道答案可能是'不'，并协商彼此的差异"[1]。作者通过一次咖啡厅空调冲突的亲身经历，成功地在权威人物面前克服了内心焦虑，践行了这一理念[1]。
作者与他人在咖啡厅二楼租用房间进行瑜伽练习，但发现办公室人员经常打开空调，严重影响课程质量[1]。经过最初的协议，双方约定空调可在远离房间的位置打开，但直接吹入房间的空调必须保持关闭[1]。然而冲突并未就此结束——有人贴出纸条要求"不要关闭空调"[1]。面对这一升级，作者最终还是关闭了空调[1]。权威人物随后威胁要终止租赁合同并退款[1]，这一危机促使作者通过协商最终解决了这场纠纷。
In reflecting on lessons from "The Coaching Habit," an author explored how adults can effectively decline requests and assert boundaries [1]. The concept of adult relationships, as defined by Peter Block, centers on the ability to ask for what you want while accepting that the answer may be no, and then negotiating differences [1].
This principle came to life through a practical conflict at a coffee shop where the author and others rented a room for yoga practice [1]. An initial agreement had been reached allowing the air conditioning to run in remote areas of the office, but the unit directly above the practice room had to remain off [1]. Despite this understanding, office staff repeatedly activated the problematic air conditioner [1]. When someone eventually posted a note demanding the air conditioning not be shut down, the author made the difficult decision to close it anyway [1]. This defiance prompted a person in authority to threaten contract termination and demand repayment [1]. The conflict ultimately led to negotiations that resolved the dispute [1], demonstrating that saying no—even to those with power—can be both necessary and achievable.