阿楞只想快樂的事

[2016-09-15 PM14:54][29.1℃/PM2.5=4(μg/m3)]
‘Supposing a tree fell down, Pooh, when we were underneath it?’
‘Supposing it didn’t,’ said Pooh.
After careful thought, Piglet was comforted by this.
- A. A. Milne