38. Sometimes. In quantum physics measuring a system can physically affect its state. 39. Probably not. Honesty is cool and all but unrestricted honesty could lead to cruelty and conflict and unnecessary harm. 40. That's a scientific question and no one knows if it has an end in the first place. The observable universe has a boundary because light has had only a finite amount of time to reach us. That doesn't mean an end of the univ 41. It's the idea of having no finite limit. No end.