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There cannot be a greater mistake than that of looking superciliously upon the practical applications of science. The life and soul of science is its practical application; and just as the great advances in mathematics have been made through the desire of discovering the solution of problems which were of a highly practical kind in mathematical science, so in physical science many of the greatest advances that have been made from the beginning of the world to the present time have been made in earnest desire to turn the knowledge of the properties of matter to some purpose useful to mankind.

Lord Kelvin#2

SciencePracticalityProgressResearch

About this quote

What does it mean?
Lord Kelvin argues that science's true value lies in its practical use, and progress in math and physics often comes from solving real-world problems.
In plain terms
Science is best when it solves useful problems for people.
What can you take from it?
Focus on applying knowledge to benefit mankind.

Where it applies

  • educational goals
  • research planning
  • innovation strategy

Putting it to work

  • prioritize applied research
  • connect theory to practice
  • solve tangible problems

Questions to consider

  • How do you balance pure research with applied work?
  • What practical problem drives your learning?

Another view

Some scientific advances come from pure curiosity without immediate practical goals.

More from Lord Kelvin

  1. I often say that when you can measure what you are speaking about, and express it in numbers, you know something about it; but when you cannot express it in nu…

    Permalink to quote #1
  2. Quaternions came from Hamilton after his really good work had been done, and though beautifully ingenious, have been an unmixed evil to those who have touched …

    Permalink to quote #3
  3. Heavier-than-air flying machines are impossible.

    Permalink to quote #4

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