To preserve  = to prevent from spoiling and decaying.  Prepared for FUTURE use, kept in tact, or in a particular condition.

Things that I have committed to PRESERVING and not letting them "go bad":  

1) Energy  

2) Vitality

3) Body

4) Relationship with God

5) Emotions 

6) Peace 

7) Wellbeing  

Things that I am committed to USING wisely:

1) Time

2) Money

3) Possessions 

4) Talents

5) Strength