Boasts are wind and deeds are hard.
Interpretation
Actions speak louder than words, and true accomplishment requires effort.
In this quote, Isaac Asimov emphasizes the importance of genuine action over mere boasting. While words can be empty and inflated, it is the tangible efforts and deeds that define a person's true abilities and contributions. The quote serves as a reminder to focus on what we achieve rather than what we claim to do.
In practice
In a motivational speech about achieving goals, one could use this quote to highlight the importance of real work over mere talk.
Democracy cannot survive overpopulation. Human dignity cannot survive it. Convenience and decency cannot survive it. As you put more and more people into the world, the value of life not only declines, but it disappears. It doesn't matter if someone dies.
Science does not promise absolute truth, nor does it consider that such a thing necessarily exists. Science does not even promise that everything in the Universe is amenable to the scientific process.
Democracy cannot survive overpopulation.
Although the time of death is approaching me, I am not afraid of dying and going to Hell or (what would be considerably worse) going to the popularized version of Heaven. I expect death to be nothingness and, for removing me from all possible fears of death, I am thankful to atheism.
A subtle thought that is in error may yet give rise to fruitful inquiry that can establish truths of great value.
During the century after Newton, it was still possible for a man of unusual attainments to master all fields of scientific knowledge. But by 1800, this had become entirely impracticable.
No man really becomes a fool until he stops asking questions.
Groups are only smart when there is a balance between the information that everyone in the group shares and the information that each of the members of the group holds privately. It's the combination of all those pieces of independent information, some of them right, some of the wrong, that keeps the group wise.
I let the argument rip healthily between the departments. This is a very good way to finding out the truth.
The compensations of calamity are made apparent to the understanding also, after long intervals of time.
The one who cannot restrain their anger will wish undone, what their temper and irritation prompted them to do.
I am convinced that, except in a few extraordinary cases, one form or another of an unhappy childhood is essential to the formation of exceptional gifts.
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