Water Its Living Strength First Shows, When

Experiments Are Mediators Between Nature And Idea.

The Use Of A Thing Is Only A Part Of Its Significance. To Know Anything Thoroughly, To Have The Full Command Of It In All Its Appliances, We Must Study It On Its Own Account, Independently Of Any Special Application.

With The Growth Of Knowledge Our Ideas Must From Time To Time Be Organized Afresh. The Change Takes Place Usually In Accordance With New Maxims As They Arise, But It Always Remains Provisional.

To Become Aware In Time When Young Of The Advantages Of Age; To Maintain The Advantages Of Youth In Old Age: Both Are Pure Fortune.

Let Him Who Believes In Immortality Enjoy His Happiness In Silence; He Has No Reason To Give Himself Airs About It.