Ice breaker - one

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Across
  1. 3. The theory of fun. The less the freedom, more the fun.
  2. 5. Being in nature helps me remain sane. I do ------ to remain close to it from the comfort of my home.
Down
  1. 1. I'm a frugal person but with my clothes I splurge.
  2. 2. To me, flowers are happiness.
  3. 4. The purpose of life is the investigation of the Sun, the Moon, and the heavens.