1. Do not believe in miracles—rely on them

2. Experiments must be reproducible— they should fail the same way.

3. Always verify your witchcraft.

4. First draw your curves—then plot your readings

5. Be sure to obtain meteorological information before leaving on vacation.

6. A record of data is useful—it indicates that you’ve been working.

7. Experience is directly proportional to equipment ruined.

8. To study a subject best—understand it thoroughly before you start.

9. In case of doubt—make it sound convincing.

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