Sincerity is always subject to proof.
Interpretation
Sincerity is not just a claim; it must be demonstrated through actions.
John F. Kennedy's quote emphasizes that true sincerity is not merely verbal; it requires evidence and actions that substantiate one's words. This highlights the importance of authenticity and accountability in our interactions, suggesting that individuals must back their statements with genuine behavior to be considered sincere.
In practice
During a job interview, you might reference this quote to highlight the importance of being genuine in your qualifications and experience.
The great battleground for the defense and expansion of freedom today is the whole southern half of the globe... the lands of the rising peoples. Their revolution is the greatest in human history. They seek an end to injustice, tyranny and exploitation. More than an end, they seek a beginning.
I had always enjoyed the title of Commander-in-Chief until I was informed ... that the only forces that cannot be transferred from Washington without my express permission are the members of the Marine Corps Band. Those are the only forces I have. I want it announced that we propose to hold the White House against all odds at least for some time to come.
I am talking about genuine peace, the kind of peace that makes life on earth worth living, the kind that enables men and nations to grow and to hope and to build a better life for their children - not merely peace for Americans but peace for all men and women - not merely peace in our time but peace for all time.
I just received the following wire from my generous Daddy; Dear Jack, Don't buy a single vote more than is necessary. I'll be damned if I'm going to pay for a landslide.
Tolerance implies no lack of commitment to one's own beliefs. Rather it condemns the oppression or persecution of others.
Mankind must put an end to war before war puts an end to mankind.
Modern politics is, at bottom, a struggle not of men but of forces. The men become every year more and more creatures of force, massed about central powerhouses. The conflict is no longer between the men, but between the motors that drive the men, and the men tend to succumb to their own motive forces.
To understand the fanatic rejection of women's liberation in the Muslim world, one has to take into account the time factor. Most of us educated women have illiterate mothers. The conservative wave against women in the Muslim world is a defense mechanism against profound changes in both sex roles and the touchy subject of sexual identity.
If the whole earth is infinitely small in comparison with the sphere of the stars, what is man compared with all these created beings!
Try not to associate bodily defect with mental, my good friend, except for a solid reason
And what constitutes evil, real evil, is the taking of a single human life. Whether a man would die tomorrow or the day after or eventually... it doesn't matter. Because if God does not exist, then life... every second of it... Is all we have.
The average man does not know what to do with this life, yet wants another one which will last forever.
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