Corruption is not bad,; corruption is only bad if I'm not involved.

Run-on sentence

_African politician_ ¶
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2.

I would give myself a realistic 6.5 ¶
6.5 on the rRichter scale ¶
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4.

Proper nouns must be capitalized.

If you can make her laugh and giggle you can make it clap and jiggle ¶
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5.

Bro, that owl was onto something.

6. wWhen I hear this song, I can't help by smolder at the air and rizz up the oxygen.

ButSo if I'm part of thate corruption, I defend it.

The "but" implies an incoherence with the previous statement, but since this is the logical conclusion from the previous sentence, "so" is more appropriate.
"The" is also slightly more appropriate than "that" here because we are speaking about corruption in general.

_- An African politician_ ¶
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2.

Underscores ( _ ) are never used for quotations or literally purposes in general. To attribute quotes, dashes ( - ) are typically used, as above.

I would give myself a realistic 6.5 ¶
. A 6.5 on the rRichter scale ¶
.¶
¶
4.

Richter is capitalized since it qualifies as a proper noun

If you can make her laugh and giggle, you can make it clap and jiggle ¶
.¶
¶
5.

Bro, that owl was onto something.

6. wWhen I hear this song, I can't help byut smolder at the air and rizz up the oxygen.

This is a bit nonsensical, but it's clearly meant to be a bit silly :)